2015-05-01 16:19:52 +08:00
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/*
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* File : lwip_sockets.c
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* This file is part of RT-Thread RTOS
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* COPYRIGHT (C) 2015, RT-Thread Development Team
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Change Logs:
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* Date Author Notes
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* 2015-02-17 Bernard First version
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*/
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#include <dfs.h>
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#include <dfs_def.h>
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2015-05-02 22:53:08 +08:00
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#include <dfs_posix.h>
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2015-05-01 16:19:52 +08:00
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#include <sys/socket.h>
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#include "dfs_lwip.h"
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int accept(int s, struct sockaddr *addr, socklen_t *addrlen)
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{
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int sock = dfs_lwip_getsocket(s);
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return lwip_accept(sock, addr, addrlen);
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}
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int bind(int s, const struct sockaddr *name, socklen_t namelen)
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{
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int sock = dfs_lwip_getsocket(s);
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return lwip_bind(sock, name, namelen);
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}
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int shutdown(int s, int how)
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{
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int sock = dfs_lwip_getsocket(s);
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return lwip_shutdown(s, how);
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}
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int getpeername (int s, struct sockaddr *name, socklen_t *namelen)
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{
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int sock = dfs_lwip_getsocket(s);
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return lwip_getpeername(sock, name, namelen);
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}
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int getsockname (int s, struct sockaddr *name, socklen_t *namelen)
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{
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int sock = dfs_lwip_getsocket(s);
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return lwip_getsockname(sock, name, namelen);
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}
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int getsockopt (int s, int level, int optname, void *optval, socklen_t *optlen)
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{
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int sock = dfs_lwip_getsocket(s);
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return lwip_getsockopt(sock, level, optname, optval, optlen);
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}
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int setsockopt (int s, int level, int optname, const void *optval, socklen_t optlen)
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{
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int sock = dfs_lwip_getsocket(s);
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return lwip_setsockopt(sock, level, optname, optval, optlen);
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}
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int connect(int s, const struct sockaddr *name, socklen_t namelen)
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{
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int sock = dfs_lwip_getsocket(s);
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return lwip_connect(sock, name, namelen);
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}
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int listen(int s, int backlog)
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{
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int sock = dfs_lwip_getsocket(s);
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return lwip_listen(sock, backlog);
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}
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int recv(int s, void *mem, size_t len, int flags)
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{
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int sock = dfs_lwip_getsocket(s);
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return lwip_recv(sock, mem, len, flags);
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}
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int recvfrom(int s, void *mem, size_t len, int flags,
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struct sockaddr *from, socklen_t *fromlen)
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{
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int sock = dfs_lwip_getsocket(s);
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return lwip_recvfrom(sock, mem, len, flags, from, fromlen);
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}
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int send(int s, const void *dataptr, size_t size, int flags)
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{
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int sock = dfs_lwip_getsocket(s);
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return lwip_send(sock, dataptr, size, flags);
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}
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int sendto(int s, const void *dataptr, size_t size, int flags,
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const struct sockaddr *to, socklen_t tolen)
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{
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int sock = dfs_lwip_getsocket(s);
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return lwip_sendto(sock, dataptr, size, flags, to, tolen);
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}
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int socket(int domain, int type, int protocol)
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{
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/* create a BSD socket */
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int fd;
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int sock;
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struct dfs_fd *d;
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/* allocate a fd */
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fd = fd_new();
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if (fd < 0)
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{
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rt_set_errno(-DFS_STATUS_ENOMEM);
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return -1;
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}
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d = fd_get(fd);
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/* create socket in lwip and then put it to the dfs_fd */
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sock = lwip_socket(domain, type, protocol);
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if (sock > 0)
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{
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/* this is a socket fd */
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d->type = FT_SOCKET;
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d->path = RT_NULL;
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d->fs = dfs_lwip_get_fs();
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d->flags = DFS_O_RDWR; /* set flags as read and write */
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d->size = 0;
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d->pos = 0;
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/* set socket to the data of dfs_fd */
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d->data = (void*) sock;
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}
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/* release the ref-count of fd */
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fd_put(d);
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return fd;
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}
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